Large Insider Purchases
Institutional-Scale SEC Form 4 Buy Signals
The Signal of $1M+ Conviction
When a corporate executive invests more than $1,000,000 of their own capital into company shares, it represents the highest level of conviction. These seven-figure purchases reflect management's belief in the company's future value.
| Filing Date | Trade Date | Ticker | Company Name | Reporting Person | Relationship | Industry | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017-07-07 00:16 | 2017-07-03 | MRSN | Mersana Therapeutics, Inc. | BARRIS PETER J | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 1,000,000 | $15,000,000 | 8,140,138 | +14.0% |
| 2017-07-06 02:54 | 2017-06-30 | XNAFX | N/A | Colony NorthStar, Inc. | 10% owner | Other | BUY | $8.82 | 260,771 | $2,300,000 | 1,354,284 | +23.8% |
| 2017-07-06 01:58 | 2017-06-30 | WPT | N/A | World Point Terminals, Inc. | 10% owner | Other | BUY | $17.30 | 6,127,974 | $106,013,950 | 12,550,981 | +95.4% |
| 2017-07-06 03:28 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | KCK LTD. | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 200,000 | $3,000,000 | 646,817 | +44.8% |
| 2017-07-06 03:25 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Kapnick Scott | Director, 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 225,973 | $3,389,595 | 521,049 | +76.6% |
| 2017-07-06 01:13 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Ambros Reinhard J. | Director | Pharmaceutical Preparations | BUY | $15.00 | 266,667 | $4,000,005 | 2,544,182 | +11.7% |
| 2017-07-06 00:56 | 2017-06-30 | ALDX | Aldeyra Therapeutics Inc. | PERCEPTIVE ADVISORS LLC | 10% owner | Pharmaceutical Preparations | BUY | $4.60 | 296,007 | $1,361,632 | 2,885,458 | +11.4% |
| 2017-07-06 00:55 | 2017-06-30 | ZGNX | N/A | PERCEPTIVE ADVISORS LLC | 10% owner | Other | BUY | $14.45 | 175,653 | $2,538,186 | 3,448,302 | +5.4% |
| 2017-07-06 00:53 | 2017-06-30 | CORI | N/A | PERCEPTIVE ADVISORS LLC | 10% owner | Other | BUY | $7.71 | 301,004 | $2,319,236 | 5,847,133 | +5.4% |
| 2017-07-06 01:05 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | Novartis Bioventures Ltd | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 266,667 | $4,000,005 | 2,544,182 | +11.7% |
| 2017-07-06 03:26 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | CVF, LLC | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 180,000 | $2,700,000 | 716,180 | +33.6% |
| 2017-07-06 03:27 | 2017-07-05 | ALRN | Rein Therapeutics, Inc. | ROCHE HOLDING LTD | 10% owner | Pharmaceutical Preparations | BUY | $15.00 | 119,400 | $1,791,000 | 702,363 | +20.5% |
| 2017-07-06 02:28 | 2017-06-30 | DMLP | DORCHESTER MINERALS, L.P. | MCMANEMIN WILLIAM CASEY | Director, Officer - Chief Executive Officer | Crude Petroleum & Natural Gas | BUY | $14.98 | 150,808 | $2,259,104 | 360,265 | +72.0% |
| 2017-07-05 23:25 | 2017-06-30 | SIGM | N/A | SOROS FUND MANAGEMENT LLC | 10% owner | Other | BUY | $5.85 | 293,327 | $1,715,934 | 4,848,653 | +6.4% |
| 2017-06-30 20:42 | 2017-06-29 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $133.66 | 20,000 | $2,673,254 | 9,250,793 | +0.2% |
| 2017-07-01 00:38 | 2017-06-28 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $18.21 | 310,240 | $5,650,742 | 3,139,477 | +11.0% |
| 2017-06-30 00:54 | 2017-06-27 | ATUS | Optimum Communications, Inc. | Boubazine Abdelhakim | Officer - Co-President & COO | Cable & Other Pay Television Services | BUY | $30.00 | 65,000 | $1,950,000 | 1,002,544 | +6.9% |
| 2017-06-29 16:28 | 2017-06-27 | SAFE | N/A | SUGARMAN JAY | Director, Officer - Chairman and CEO | Other | BUY | $20.00 | 50,000 | $1,000,000 | 50,000 | +100.0% |
| 2017-06-29 23:42 | 2017-06-27 | UCFC | N/A | ADAMS MARTY E | Director | Other | BUY | $8.00 | 404,000 | $3,231,838 | 400,000 | +100.0% |
| 2017-06-29 16:27 | 2017-06-27 | SAFE | N/A | ISTAR INC. | 10% owner | Other | BUY | $20.00 | 2,250,000 | $45,000,000 | 5,025,000 | +81.1% |
| 2017-06-30 00:30 | 2017-06-28 | N/A | N/A | LIPSCHULTZ MARC S | 10% owner | Other | BUY | $9.04 | 497,788 | $4,500,000 | 398,230 | +100.0% |
| 2017-06-28 23:00 | 2017-06-26 | XNAFX | N/A | Colony NorthStar, Inc. | 10% owner | Other | BUY | $9.00 | 366,667 | $3,300,000 | 1,093,513 | +50.4% |
| 2017-06-29 04:29 | 2017-06-26 | MCC | PhenixFIN Corp | Taube Brook | Director | Other | BUY | $6.36 | 276,593 | $1,758,523 | 7,445,580 | +3.9% |
| 2017-06-29 04:27 | 2017-06-26 | MCC | PhenixFIN Corp | Taube Seth | Director | Other | BUY | $6.36 | 276,593 | $1,758,523 | 7,445,580 | +3.9% |
| 2017-06-28 23:29 | 2017-06-26 | LULU | lululemon athletica inc. | Murphy Glenn | Director | Apparel & Other Finishd Prods of Fabrics & Similar Matl | BUY | $55.50 | 100,000 | $5,549,890 | 102,616 | +3,822.6% |
| 2017-06-28 23:36 | 2017-06-27 | SELB | Cartesian Therapeutics, Inc. | SPRINGER TIMOTHY A | Director | Pharmaceutical Preparations | BUY | $17.71 | 338,791 | $5,999,989 | 355,413 | +2,038.2% |
| 2017-06-28 23:04 | 2017-06-26 | GFED | N/A | Castle Creek Capital Partners V, LP | 10% owner | Other | BUY | $20.75 | 100,000 | $2,075,000 | 894,022 | +12.6% |
| 2017-06-27 20:27 | 2017-06-26 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $137.08 | 20,000 | $2,741,504 | 9,230,793 | +0.2% |
| 2017-06-27 20:19 | 2017-06-26 | N/A | Bain Capital Specialty Finance, Inc. | Hough Thomas A. | Director | Other | BUY | $40,000.00 | 1,969 | $78,740,000 | 3,946 | +99.6% |
| 2017-06-27 19:28 | 2017-06-05 | YSTR | N/A | Kiles James | Director, Officer, 10% owner - CEO | Other | BUY | $351.66 | 8,500 | $2,989,150 | 2,491,013 | +0.3% |
| 2017-06-28 00:21 | 2017-06-23 | EQT | EQT Corp | Cary A. Bray Jr. | Director | Crude Petroleum & Natural Gas | BUY | $53.55 | 28,000 | $1,499,274 | 28,000 | +100.0% |
| 2017-06-28 01:45 | 2017-06-23 | AYX | N/A | Abdiel Capital Management, LLC | 10% owner | Other | BUY | $19.86 | 163,072 | $3,238,952 | 1,203,072 | +15.7% |
| 2017-06-28 01:34 | 2017-06-23 | APPN | Appian Corporation | Abdiel Capital Management, LLC | 10% owner | Services-Prepackaged Software | BUY | $18.08 | 860,926 | $15,567,436 | 2,829,237 | +43.7% |
| 2017-06-27 20:29 | 2017-06-26 | N/A | Bain Capital Specialty Finance, Inc. | BAIN CAPITAL CREDIT MEMBER, LLC | 10% owner | Other | BUY | $8,404,728.00 | 413,619 | $3,476,350,988,268 | 11,065,543 | +3.9% |
| 2017-06-27 23:07 | 2017-06-27 | JCAP | N/A | DONDERO JAMES D | Director | Other | BUY | $22.00 | 100,000 | $2,200,000 | 157,850 | +172.9% |
| 2017-06-27 22:47 | 2017-06-24 | WHLM | Wilhelmina International, Inc. | BARTEL RALPH | 10% owner | Services-Management Consulting Services | BUY | $6.50 | 158,915 | $1,032,948 | 785,915 | +25.3% |
| 2017-06-26 19:43 | 2017-06-23 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $136.23 | 20,000 | $2,724,528 | 9,210,793 | +0.2% |
| 2017-06-27 02:18 | 2017-06-23 | CNACU | N/A | Shukla Rajiv | Director, Officer, 10% owner - CEO & Chairman | Other | BUY | $10.00 | 425,000 | $4,250,000 | 4,018,750 | +11.8% |
| 2017-06-24 01:37 | 2017-06-21 | MCC | PhenixFIN Corp | Taube Seth | Director, 10% owner | Other | BUY | $6.27 | 425,255 | $2,666,136 | 7,168,987 | +6.3% |
| 2017-06-24 01:37 | 2017-06-21 | MCC | PhenixFIN Corp | Taube Brook | Director, Officer, 10% owner - Chief Executive Officer | Other | BUY | $6.27 | 425,255 | $2,666,136 | 7,168,987 | +6.3% |
| 2017-06-24 01:19 | 2017-06-21 | XFEYX | N/A | Adelman David J. | Director, 10% owner | Other | BUY | $11.05 | 90,498 | $1,000,000 | 90,498 | +100.0% |
| 2017-06-24 00:39 | 2017-06-21 | REV | N/A | PERELMAN RONALD O | Director, 10% owner | Other | BUY | $23.11 | 150,210 | $3,471,969 | 43,109,460 | +0.3% |
| 2017-06-22 18:51 | 2017-06-21 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $136.63 | 20,000 | $2,732,600 | 9,190,793 | +0.2% |
| 2017-06-22 20:16 | 2016-12-05 | N-A | N/A | Berg Andrew J | 10% owner, Other | Other | BUY | $100.00 | 10,000 | $1,000,000 | 10,000 | +100.0% |
| 2017-06-23 00:02 | 2017-06-21 | CODI | Compass Diversified Holdings | Offenberg Alan B | Other | Household Furniture | BUY | $16.84 | 60,000 | $1,010,130 | 534,942 | +12.6% |
| 2017-06-21 19:33 | 2017-06-20 | IFF | INTERNATIONAL FLAVORS & FRAGRANCES INC | Winder Investment Pte Ltd | 10% owner | Industrial Organic Chemicals | BUY | $136.80 | 20,000 | $2,735,940 | 9,170,793 | +0.2% |
| 2017-06-21 22:10 | 2017-06-19 | ATNX | N/A | Fok Manson | Director | Other | BUY | $11.00 | 300,000 | $3,300,000 | 1,769,609 | +20.4% |
| 2017-06-21 22:11 | 2017-06-19 | ATNX | N/A | Zhang Song-Yi | Director, 10% owner | Other | BUY | $11.00 | 328,637 | $3,615,007 | 181,818 | +100.0% |
| 2017-06-22 00:31 | 2017-06-19 | REV | N/A | PERELMAN RONALD O | Director, 10% owner | Other | BUY | $22.94 | 255,681 | $5,864,836 | 42,959,250 | +0.6% |
| 2017-06-21 23:29 | 2017-06-21 | PAGP | PLAINS GP HOLDINGS LP | ARMSTRONG GREG L | Director, Officer - Chairman of the Board & CEO | Pipe Lines (No Natural Gas) | BUY | $23.41 | 50,000 | $1,170,315 | 650,625 | +8.3% |
Institutional Conviction in Form 4
Tracking these institutional-scale purchases allows you to follow the "smart money" when their conviction is highest. When an executive or a 10% beneficial owner commits a seven-figure sum to an open-market transaction, it bypasses the routine noise of stock-based compensation. These trades are often a precursor to major corporate developments or a signal that management views the current market valuation as significantly disconnected from the company’s internal growth trajectory. By monitoring these high-value entries, investors can align their portfolios with the capital of those who possess the most intimate understanding of a business's long-term health and potential.
Filtering the Market Noise
Our platform is designed to eliminate the noise and focus strictly on high-impact accumulation from directors and CEOs betting big on their company’s future. The SEC EDGAR database is frequently flooded with thousands of automated Form 4 filings, many of which involve small, technical, or pre-scheduled trades that offer little predictive value for the average investor. By applying a strict $1,000,000 minimum threshold, we isolate the transactions where insiders are taking substantial personal financial risk. This high-conviction filter serves as a powerful transparency tool, identifying the exact moments when corporate leadership moves away from passive ownership toward aggressive capital deployment.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.